<template>
   <div class="glass-system-page">
      <!-- Page Header -->
      <div class="page-header">
         <div class="header-content">
            <div class="header-title">
               <div class="title-icon">
                  <svg-icon icon-class="peoples" />
               </div>
               <div class="title-content">
                  <h1>角色管理</h1>
                  <p>Role Management - 系统角色权限管理</p>
               </div>
            </div>
            <div class="header-actions">
               <button class="glass-button glass-button--primary" @click="handleAdd" v-hasPermi="['system:role:add']">
                  <svg-icon icon-class="plus" />
                  <span>新增角色</span>
               </button>
            </div>
         </div>
      </div>

      <!-- Search Form -->
      <div class="search-form" v-show="showSearch">
         <div class="glass-form">
            <el-form :model="queryParams" ref="queryRef" :inline="true" label-width="80px">
               <el-form-item label="角色名称" prop="roleName">
                  <el-input
                     v-model="queryParams.roleName"
                     placeholder="请输入角色名称"
                     clearable
                     style="width: 200px"
                     @keyup.enter="handleQuery"
                  />
               </el-form-item>
               <el-form-item label="权限字符" prop="roleKey">
                  <el-input
                     v-model="queryParams.roleKey"
                     placeholder="请输入权限字符"
                     clearable
                     style="width: 200px"
                     @keyup.enter="handleQuery"
                  />
               </el-form-item>
               <el-form-item label="状态" prop="status">
                  <el-select
                     v-model="queryParams.status"
                     placeholder="角色状态"
                     clearable
                     style="width: 200px"
                  >
                     <el-option
                        v-for="dict in sys_normal_disable"
                        :key="dict.value"
                        :label="dict.label"
                        :value="dict.value"
                     />
                  </el-select>
               </el-form-item>
               <el-form-item label="创建时间">
                  <el-date-picker
                     v-model="dateRange"
                     value-format="YYYY-MM-DD"
                     type="daterange"
                     range-separator="-"
                     start-placeholder="开始日期"
                     end-placeholder="结束日期"
                     style="width: 240px"
                  />
               </el-form-item>
               <el-form-item>
                  <button type="button" class="glass-button glass-button--primary" @click="handleQuery">
                     <svg-icon icon-class="search" />
                     <span>搜索</span>
                  </button>
                  <button type="button" class="glass-button" @click="resetQuery" style="margin-left: 8px;">
                     <svg-icon icon-class="refresh" />
                     <span>重置</span>
                  </button>
               </el-form-item>
            </el-form>
         </div>
      </div>

      <!-- Action Bar -->
      <div class="action-bar">
         <div class="action-content">
            <div class="action-buttons">
               <button class="glass-button glass-button--danger" :disabled="multiple" @click="handleDelete" v-hasPermi="['system:role:remove']">
                  <svg-icon icon-class="delete" />
                  <span>删除</span>
               </button>
               <button class="glass-button" @click="handleExport" v-hasPermi="['system:role:export']">
                  <svg-icon icon-class="download" />
                  <span>导出</span>
               </button>
            </div>
            <div class="action-tools">
               <div class="tool-item" @click="showSearch = !showSearch">
                  <svg-icon icon-class="search" />
                  <span>显示搜索</span>
               </div>
               <div class="tool-item" @click="getList">
                  <svg-icon icon-class="refresh" />
                  <span>刷新</span>
               </div>
            </div>
         </div>
      </div>
      <!-- Data Table -->
      <div class="data-table">
         <div class="table-container">
            <el-table v-loading="loading" :data="roleList" @selection-change="handleSelectionChange">
               <el-table-column type="selection" width="55" align="center" />
               <el-table-column label="角色编号" prop="roleId" width="120" align="center">
                  <template #default="scope">
                     <span class="role-id">#{{ scope.row.roleId }}</span>
                  </template>
               </el-table-column>
               <el-table-column label="角色名称" prop="roleName" min-width="150">
                  <template #default="scope">
                     <div class="role-info">
                        <svg-icon icon-class="peoples" class="role-icon" />
                        <span class="role-name">{{ scope.row.roleName }}</span>
                     </div>
                  </template>
               </el-table-column>
               <el-table-column label="权限字符" prop="roleKey" min-width="150">
                  <template #default="scope">
                     <span class="role-key">{{ scope.row.roleKey }}</span>
                  </template>
               </el-table-column>
               <el-table-column label="显示顺序" prop="roleSort" width="100" align="center">
                  <template #default="scope">
                     <span class="sort-number">{{ scope.row.roleSort }}</span>
                  </template>
               </el-table-column>
               <el-table-column label="状态" align="center" width="100">
                  <template #default="scope">
                     <span :class="['glass-status-tag', scope.row.status === '0' ? 'status-success' : 'status-danger']">
                        {{ scope.row.status === '0' ? '正常' : '停用' }}
                     </span>
                  </template>
               </el-table-column>
               <el-table-column label="创建时间" align="center" prop="createTime" width="160">
                  <template #default="scope">
                     <div class="time-info">
                        <svg-icon icon-class="date" class="time-icon" />
                        <span>{{ parseTime(scope.row.createTime) }}</span>
                     </div>
                  </template>
               </el-table-column>
               <el-table-column label="操作" align="center" width="200" class-name="small-padding fixed-width">
                  <template #default="scope">
                     <div class="table-actions" v-if="scope.row.roleId !== 1">
                        <el-tooltip content="修改" placement="top">
                           <button class="action-btn action-btn--primary" @click="handleUpdate(scope.row)" v-hasPermi="['system:role:edit']">
                              <svg-icon icon-class="edit" />
                           </button>
                        </el-tooltip>
                        <el-tooltip content="删除" placement="top">
                           <button class="action-btn action-btn--danger" @click="handleDelete(scope.row)" v-hasPermi="['system:role:remove']">
                              <svg-icon icon-class="delete" />
                           </button>
                        </el-tooltip>
                        <el-tooltip content="数据权限" placement="top">
                           <button class="action-btn action-btn--success" @click="handleDataScope(scope.row)" v-hasPermi="['system:role:edit']">
                              <svg-icon icon-class="tree-table" />
                           </button>
                        </el-tooltip>
                        <el-tooltip content="分配用户" placement="top">
                           <button class="action-btn action-btn--info" @click="handleAuthUser(scope.row)" v-hasPermi="['system:role:edit']">
                              <svg-icon icon-class="user" />
                           </button>
                        </el-tooltip>
                     </div>
                     <div v-else class="system-role-tag">
                        <span>系统角色</span>
                     </div>
                  </template>
               </el-table-column>
            </el-table>
         </div>
      </div>

      <!-- Pagination -->
      <div class="pagination-container">
         <pagination
            v-show="total > 0"
            :total="total"
            v-model:page="queryParams.pageNum"
            v-model:limit="queryParams.pageSize"
            @pagination="getList"
         />
      </div>

      <!-- 添加或修改角色配置对话框 -->
      <el-dialog :title="title" v-model="open" width="500px" append-to-body>
         <el-form ref="roleRef" :model="form" :rules="rules" label-width="100px">
            <el-form-item label="角色名称" prop="roleName">
               <el-input v-model="form.roleName" placeholder="请输入角色名称" />
            </el-form-item>
            <el-form-item prop="roleKey">
               <template #label>
                  <span>
                     <el-tooltip content="控制器中定义的权限字符，如：@PreAuthorize(`@ss.hasRole('admin')`)" placement="top">
                        <el-icon><question-filled /></el-icon>
                     </el-tooltip>
                     权限字符
                  </span>
               </template>
               <el-input v-model="form.roleKey" placeholder="请输入权限字符" />
            </el-form-item>
            <el-form-item label="角色顺序" prop="roleSort">
               <el-input-number v-model="form.roleSort" controls-position="right" :min="0" />
            </el-form-item>
            <el-form-item label="状态">
               <el-radio-group v-model="form.status">
                  <el-radio
                     v-for="dict in sys_normal_disable"
                     :key="dict.value"
                     :value="dict.value"
                  >{{ dict.label }}</el-radio>
               </el-radio-group>
            </el-form-item>
            <el-form-item label="菜单权限">
               <el-checkbox v-model="menuExpand" @change="handleCheckedTreeExpand($event, 'menu')">展开/折叠</el-checkbox>
               <el-checkbox v-model="menuNodeAll" @change="handleCheckedTreeNodeAll($event, 'menu')">全选/全不选</el-checkbox>
               <el-checkbox v-model="form.menuCheckStrictly" @change="handleCheckedTreeConnect($event, 'menu')">父子联动</el-checkbox>
               <el-tree
                  class="tree-border"
                  :data="menuOptions"
                  show-checkbox
                  ref="menuRef"
                  node-key="id"
                  :check-strictly="!form.menuCheckStrictly"
                  empty-text="加载中，请稍候"
                  :props="{ label: 'label', children: 'children' }"
               ></el-tree>
            </el-form-item>
            <el-form-item label="备注">
               <el-input v-model="form.remark" type="textarea" placeholder="请输入内容"></el-input>
            </el-form-item>
         </el-form>
         <template #footer>
            <div class="dialog-footer">
               <el-button type="primary" @click="submitForm">确 定</el-button>
               <el-button @click="cancel">取 消</el-button>
            </div>
         </template>
      </el-dialog>

      <!-- 分配角色数据权限对话框 -->
      <el-dialog :title="title" v-model="openDataScope" width="500px" append-to-body>
         <el-form :model="form" label-width="80px">
            <el-form-item label="角色名称">
               <el-input v-model="form.roleName" :disabled="true" />
            </el-form-item>
            <el-form-item label="权限字符">
               <el-input v-model="form.roleKey" :disabled="true" />
            </el-form-item>
            <el-form-item label="权限范围">
               <el-select v-model="form.dataScope" @change="dataScopeSelectChange">
                  <el-option
                     v-for="item in dataScopeOptions"
                     :key="item.value"
                     :label="item.label"
                     :value="item.value"
                  ></el-option>
               </el-select>
            </el-form-item>
            <el-form-item label="数据权限" v-show="form.dataScope == 2">
               <el-checkbox v-model="deptExpand" @change="handleCheckedTreeExpand($event, 'dept')">展开/折叠</el-checkbox>
               <el-checkbox v-model="deptNodeAll" @change="handleCheckedTreeNodeAll($event, 'dept')">全选/全不选</el-checkbox>
               <el-checkbox v-model="form.deptCheckStrictly" @change="handleCheckedTreeConnect($event, 'dept')">父子联动</el-checkbox>
               <el-tree
                  class="tree-border"
                  :data="deptOptions"
                  show-checkbox
                  default-expand-all
                  ref="deptRef"
                  node-key="id"
                  :check-strictly="!form.deptCheckStrictly"
                  empty-text="加载中，请稍候"
                  :props="{ label: 'label', children: 'children' }"
               ></el-tree>
            </el-form-item>
         </el-form>
         <template #footer>
            <div class="dialog-footer">
               <el-button type="primary" @click="submitDataScope">确 定</el-button>
               <el-button @click="cancelDataScope">取 消</el-button>
            </div>
         </template>
      </el-dialog>
   </div>
</template>

<script setup name="Role">
import { addRole, changeRoleStatus, dataScope, delRole, getRole, listRole, updateRole, deptTreeSelect } from "@/api/system/role"
import { roleMenuTreeselect, treeselect as menuTreeselect } from "@/api/system/menu"

const router = useRouter()
const { proxy } = getCurrentInstance()
const { sys_normal_disable } = proxy.useDict("sys_normal_disable")

const roleList = ref([])
const open = ref(false)
const loading = ref(true)
const showSearch = ref(true)
const ids = ref([])
const single = ref(true)
const multiple = ref(true)
const total = ref(0)
const title = ref("")
const dateRange = ref([])
const menuOptions = ref([])
const menuExpand = ref(false)
const menuNodeAll = ref(false)
const deptExpand = ref(true)
const deptNodeAll = ref(false)
const deptOptions = ref([])
const openDataScope = ref(false)
const menuRef = ref(null)
const deptRef = ref(null)

/** 数据范围选项*/
const dataScopeOptions = ref([
  { value: "1", label: "全部数据权限" },
  { value: "2", label: "自定数据权限" },
  { value: "3", label: "本部门数据权限" },
  { value: "4", label: "本部门及以下数据权限" },
  { value: "5", label: "仅本人数据权限" }
])

const data = reactive({
  form: {},
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    roleName: undefined,
    roleKey: undefined,
    status: undefined
  },
  rules: {
    roleName: [{ required: true, message: "角色名称不能为空", trigger: "blur" }],
    roleKey: [{ required: true, message: "权限字符不能为空", trigger: "blur" }],
    roleSort: [{ required: true, message: "角色顺序不能为空", trigger: "blur" }]
  },
})

const { queryParams, form, rules } = toRefs(data)

/** 查询角色列表 */
function getList() {
  loading.value = true
  listRole(proxy.addDateRange(queryParams.value, dateRange.value)).then(response => {
    roleList.value = response.rows
    total.value = response.total
    loading.value = false
  })
}

/** 搜索按钮操作 */
function handleQuery() {
  queryParams.value.pageNum = 1
  getList()
}

/** 重置按钮操作 */
function resetQuery() {
  dateRange.value = []
  proxy.resetForm("queryRef")
  handleQuery()
}

/** 删除按钮操作 */
function handleDelete(row) {
  const roleIds = row.roleId || ids.value
  proxy.$modal.confirm('是否确认删除角色编号为"' + roleIds + '"的数据项?').then(function () {
    return delRole(roleIds)
  }).then(() => {
    getList()
    proxy.$modal.msgSuccess("删除成功")
  }).catch(() => {})
}

/** 导出按钮操作 */
function handleExport() {
  proxy.download("system/role/export", {
    ...queryParams.value,
  }, `role_${new Date().getTime()}.xlsx`)
}

/** 多选框选中数据 */
function handleSelectionChange(selection) {
  ids.value = selection.map(item => item.roleId)
  single.value = selection.length != 1
  multiple.value = !selection.length
}

/** 角色状态修改 */
function handleStatusChange(row) {
  let text = row.status === "0" ? "启用" : "停用"
  proxy.$modal.confirm('确认要"' + text + '""' + row.roleName + '"角色吗?').then(function () {
    return changeRoleStatus(row.roleId, row.status)
  }).then(() => {
    proxy.$modal.msgSuccess(text + "成功")
  }).catch(function () {
    row.status = row.status === "0" ? "1" : "0"
  })
}

/** 更多操作 */
function handleCommand(command, row) {
  switch (command) {
    case "handleDataScope":
      handleDataScope(row)
      break
    case "handleAuthUser":
      handleAuthUser(row)
      break
    default:
      break
  }
}

/** 分配用户 */
function handleAuthUser(row) {
  router.push("/system/role-auth/user/" + row.roleId)
}

/** 查询菜单树结构 */
function getMenuTreeselect() {
  menuTreeselect().then(response => {
    menuOptions.value = response.data
  })
}

/** 所有部门节点数据 */
function getDeptAllCheckedKeys() {
  // 目前被选中的部门节点
  let checkedKeys = deptRef.value.getCheckedKeys()
  // 半选中的部门节点
  let halfCheckedKeys = deptRef.value.getHalfCheckedKeys()
  checkedKeys.unshift.apply(checkedKeys, halfCheckedKeys)
  return checkedKeys
}

/** 重置新增的表单以及其他数据  */
function reset() {
  if (menuRef.value != undefined) {
    menuRef.value.setCheckedKeys([])
  }
  menuExpand.value = false
  menuNodeAll.value = false
  deptExpand.value = true
  deptNodeAll.value = false
  form.value = {
    roleId: undefined,
    roleName: undefined,
    roleKey: undefined,
    roleSort: 0,
    status: "0",
    menuIds: [],
    deptIds: [],
    menuCheckStrictly: true,
    deptCheckStrictly: true,
    remark: undefined
  }
  proxy.resetForm("roleRef")
}

/** 添加角色 */
function handleAdd() {
  reset()
  getMenuTreeselect()
  open.value = true
  title.value = "添加角色"
}

/** 修改角色 */
function handleUpdate(row) {
  reset()
  const roleId = row.roleId || ids.value
  const roleMenu = getRoleMenuTreeselect(roleId)
  getRole(roleId).then(response => {
    form.value = response.data
    form.value.roleSort = Number(form.value.roleSort)
    open.value = true
    nextTick(() => {
      roleMenu.then((res) => {
        let checkedKeys = res.checkedKeys
        checkedKeys.forEach((v) => {
          nextTick(() => {
            menuRef.value.setChecked(v, true, false)
          })
        })
      })
    })
  })
  title.value = "修改角色"
}

/** 根据角色ID查询菜单树结构 */
function getRoleMenuTreeselect(roleId) {
  return roleMenuTreeselect(roleId).then(response => {
    menuOptions.value = response.menus
    return response
  })
}

/** 根据角色ID查询部门树结构 */
function getDeptTree(roleId) {
  return deptTreeSelect(roleId).then(response => {
    deptOptions.value = response.depts
    return response
  })
}

/** 树权限（展开/折叠）*/
function handleCheckedTreeExpand(value, type) {
  if (type == "menu") {
    let treeList = menuOptions.value
    for (let i = 0; i < treeList.length; i++) {
      menuRef.value.store.nodesMap[treeList[i].id].expanded = value
    }
  } else if (type == "dept") {
    let treeList = deptOptions.value
    for (let i = 0; i < treeList.length; i++) {
      deptRef.value.store.nodesMap[treeList[i].id].expanded = value
    }
  }
}

/** 树权限（全选/全不选） */
function handleCheckedTreeNodeAll(value, type) {
  if (type == "menu") {
    menuRef.value.setCheckedNodes(value ? menuOptions.value : [])
  } else if (type == "dept") {
    deptRef.value.setCheckedNodes(value ? deptOptions.value : [])
  }
}

/** 树权限（父子联动） */
function handleCheckedTreeConnect(value, type) {
  if (type == "menu") {
    form.value.menuCheckStrictly = value ? true : false
  } else if (type == "dept") {
    form.value.deptCheckStrictly = value ? true : false
  }
}

/** 所有菜单节点数据 */
function getMenuAllCheckedKeys() {
  // 目前被选中的菜单节点
  let checkedKeys = menuRef.value.getCheckedKeys()
  // 半选中的菜单节点
  let halfCheckedKeys = menuRef.value.getHalfCheckedKeys()
  checkedKeys.unshift.apply(checkedKeys, halfCheckedKeys)
  return checkedKeys
}

/** 提交按钮 */
function submitForm() {
  proxy.$refs["roleRef"].validate(valid => {
    if (valid) {
      if (form.value.roleId != undefined) {
        form.value.menuIds = getMenuAllCheckedKeys()
        updateRole(form.value).then(response => {
          proxy.$modal.msgSuccess("修改成功")
          open.value = false
          getList()
        })
      } else {
        form.value.menuIds = getMenuAllCheckedKeys()
        addRole(form.value).then(response => {
          proxy.$modal.msgSuccess("新增成功")
          open.value = false
          getList()
        })
      }
    }
  })
}

/** 取消按钮 */
function cancel() {
  open.value = false
  reset()
}

/** 选择角色权限范围触发 */
function dataScopeSelectChange(value) {
  if (value !== "2") {
    deptRef.value.setCheckedKeys([])
  }
}

/** 分配数据权限操作 */
function handleDataScope(row) {
  reset()
  const deptTreeSelect = getDeptTree(row.roleId)
  getRole(row.roleId).then(response => {
    form.value = response.data
    openDataScope.value = true
    nextTick(() => {
      deptTreeSelect.then(res => {
        nextTick(() => {
          if (deptRef.value) {
            deptRef.value.setCheckedKeys(res.checkedKeys)
          }
        })
      })
    })
  })
  title.value = "分配数据权限"
}

/** 提交按钮（数据权限） */
function submitDataScope() {
  if (form.value.roleId != undefined) {
    form.value.deptIds = getDeptAllCheckedKeys()
    dataScope(form.value).then(response => {
      proxy.$modal.msgSuccess("修改成功")
      openDataScope.value = false
      getList()
    })
  }
}

/** 取消按钮（数据权限）*/
function cancelDataScope() {
  openDataScope.value = false
  reset()
}

getList()
</script>

<style scoped lang="scss">
@import '@/assets/styles/system-pages.scss';

// Role specific styles
.role-id {
  font-weight: 600;
  color: var(--accent-primary);
}

.role-info {
  display: flex;
  align-items: center;
  gap: 8px;
  
  .role-icon {
    font-size: 16px;
    color: var(--accent-primary);
  }
  
  .role-name {
    font-weight: 500;
    color: var(--text-primary);
  }
}

.role-key {
  font-family: 'Courier New', monospace;
  font-size: 12px;
  color: var(--text-secondary);
  background: rgba(196, 149, 108, 0.1);
  padding: 4px 8px;
  border-radius: 4px;
}

.sort-number {
  font-weight: 600;
  color: var(--accent-secondary);
}

.time-info {
  display: flex;
  align-items: center;
  gap: 6px;
  
  .time-icon {
    font-size: 14px;
    color: var(--text-secondary);
  }
}

.system-role-tag {
  span {
    font-size: 12px;
    color: var(--text-muted);
    background: rgba(139, 157, 195, 0.2);
    padding: 4px 12px;
    border-radius: 12px;
    border: 1px solid rgba(139, 157, 195, 0.3);
  }
}
</style>
